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Optimize chunk saving

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This commit is contained in:
Sergey Shatunov 2016-01-05 14:55:35 +07:00
parent 240272b672
commit b53d579e35
1 changed files with 40 additions and 0 deletions
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40
patches/net/minecraft/world/chunk/storage/RegionFile.java.patch Normal file
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@ -0,0 +1,40 @@
--- ../src-base/minecraft/net/minecraft/world/chunk/storage/RegionFile.java
+++ ../src-work/minecraft/net/minecraft/world/chunk/storage/RegionFile.java
@@ -16,7 +16,7 @@
public class RegionFile
{
- private static final byte[] emptySector = new byte[4096];
+ private static final byte[] emptySector = new byte[4096]; // Spigot - note: if this ever changes to not be 4096 bytes, update constructor!
private final File fileName;
private RandomAccessFile dataFile;
private final int[] offsets = new int[1024];
@@ -43,16 +43,10 @@
if (this.dataFile.length() < 4096L)
{
- for (i = 0; i < 1024; ++i)
- {
- this.dataFile.writeInt(0);
- }
+ // Spigot - more effecient chunk zero'ing
+ this.dataFile.write(RegionFile.emptySector); // Spigot
+ this.dataFile.write(RegionFile.emptySector); // Spigot
- for (i = 0; i < 1024; ++i)
- {
- this.dataFile.writeInt(0);
- }
-
this.sizeDelta += 8192;
}
@@ -209,7 +203,7 @@
public DataOutputStream getChunkDataOutputStream(int p_76710_1_, int p_76710_2_)
{
- return this.outOfBounds(p_76710_1_, p_76710_2_) ? null : new DataOutputStream(new DeflaterOutputStream(new RegionFile.ChunkBuffer(p_76710_1_, p_76710_2_)));
+ return this.outOfBounds(p_76710_1_, p_76710_2_) ? null : new DataOutputStream(new java.io.BufferedOutputStream(new DeflaterOutputStream(new RegionFile.ChunkBuffer(p_76710_1_, p_76710_2_)))); // Spigot - use a BufferedOutputStream to greatly improve file write performance
}
protected synchronized void write(int p_76706_1_, int p_76706_2_, byte[] p_76706_3_, int p_76706_4_)